var cookie = {};
cookie.setCookie = function (cname, cvalue, exdays) {
  var d = new Date();
  d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
  var expires = "expires=" + d.toUTCString();
  console.info(cname + "=" + cvalue + "; " + expires);
  document.cookie = cname + "=" + cvalue + "; " + expires;
  console.info(document.cookie);
},
//获取cookie
  cookie.getCookie = function (cname) {
  var name = cname + "=";
  var ca = document.cookie.split(';');
  for (var i = 0; i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0) == ' ') c = c.substring(1);
    if (c.indexOf(name) != -1) return c.substring(name.length, c.length);
  }
  return "";
},
//清除cookie
  cookie.clearCookie = function () {
  this.setCookie("username", "", -1);
},
  cookie.checkCookie = function () {
  var user = this.getCookie("username");
  if (user != "") {
    alert("Welcome again " + user);
  } else {
    user = prompt("Please enter your name:", "");
    if (user != "" && user != null) {
      this.setCookie("username", user, 365);
    }
  }
}
export default cookie;
